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SIM968

GSM / GPRS + GNSS

SIM968 module is a compact Quad-Band GSM/GPRS-enable module base on PNX4851 platform which is also equipped with GNSS technology for satellite navigation. The complete design in a SMT type makes it easy to integrate GSM/GPRS&GPS as an all-in-one solution.

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SIM968

General features

  • Quad-Band GSM 850/900/18001900MHz
  • GPRS multi-slot class 10
  • GPRS mobile station class B
  • Compliant to GSM phase 2/2+
    • Class 4 (2 W @ 850/900 MHz)
    • Class 1 (1 W @ 1800/1900MHz)
  • Control via AT commands (3GPP TS 27.007 and SIMCom enhanced AT Commands)
  • SIM application toolkit
  • Supply voltage range:
    • VBAT: 3.2 ~ 4.8
    • V-GPS: 2.8 ~ 4.3V
    • VCHG: 5V
  • Low power consumption
  • Dimensions: 30*30*3.0mm
  • Weight: 5.3g
  • Operation temperature:-40℃ to +85 ℃

Specifications for SMS via GSM / GPRS

  • Point-to-point MO and MT
  • SMS cell broadcast
  • Text and PDU mode

Specifications for data transfer

  • GPRS class 8/10: max. 85.6 kbps (downlink)
  • PBCCH support
  • Coding schemes CS 1, 2, 3, 4
  • PPP-stack
  • Integrated TCP/IP stack

Specifications for CSD data

  • CSD up to 14.4 kbps
  • USSD
  • Non transparent mode

Specifications for audio

  • Tricodec
    • Half rate (HR)
    • Full rate (FR)
    • Enhanced Full rate (EFR)
  • Hands-free operation
  • Echo cancellation

Specification for GNSS

  • Support GPS/GLONASS/Galileo/QZSS
  • Support EASYTM self-generated orbit prediction
  • Support EPOTM orbit prediction
  • Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS)
  • Support Jamming Removing
  • Integrated Low-noise amplifier
  • Receiver type:
    • 33tracking/99 acquisition-channel GNSS receiver
  • Max. update rate: 10Hz
  • Sensitivity
    • Tracking: -167 dBm
    • Reacquisition: -160 dBm
    • Cold starts: -148 dBm
  • Sensitivity
    • Tracking: -167 dBm
    • Reacquisition: -160 dBm
    • Cold starts: -148 dBm
  • Time-To-First-Fix
    • Cold start: 28s
    • Warm start: 26s
    • Hot start" <1s
    • EPO Assist: 13s(CTTFF)
  • Accuracy
    • Automatic Position3: <2.5m CEP
    • Speed: 0.1m/s

Interfaces

  • 80-pad with SMT type
  • Analog audio interface
  • one Interface for external SIM card :3V/ 1.8V
  • two analog audio interfaces
  • SPI interface
  • RTC backup
  • a serial interface and a debug interface for GSM/GPRS
  • two serial interfaces for GNSS
  • charge input

Compatibility

  • AT cellular command interface